Simplify the expression. 

A.
B.
C.
D.


Answer: C

Mathematics

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Using Green's Theorem, find the outward flux of F across the closed curve C.F = (x - y)i + (x + y)j; C is the triangle with vertices at (0, 0), (7, 0), and (0, 9)

A. 126 B. 63 C. 567 D. 0

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Write the first three terms of the geometric sequence with a = 3 and r = 3. 

A. 3, 9, 27 B. 3, 6, 9 C. 3, 9, 27

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Use the property of proportions to determine whether the pair of fractions is equivalent.  and  

A. not equivalent B. equivalent

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Verify the identity.csc4 x - cot4 x = csc2 x + cot2 x

What will be an ideal response?

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